Patents by Inventor Han-Tsun Tsay

Han-Tsun Tsay has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Universal tool rest for a milling planer
    Patent number: 5017063
    Abstract: This invention relates to a universal tool rest for a milling planer and in particular to one mainly including two housings which may be rotated with respect to each other and three transmission shafts whereby the milling cutter thereon may be rotated in position with the tool rest so as to permit cutting of an inclined surface.
    Type: Grant
    Filed: February 13, 1990
    Date of Patent: May 21, 1991
    Inventor: Han-Tsun Tsay
  • Tool rest for milling planer
    Patent number: D326101
    Type: Grant
    Filed: February 13, 1990
    Date of Patent: May 12, 1992
    Inventor: Han-Tsun Tsay